C7H9NO3S
187.22 g/mol
Dye & PigmentDanger
2-Amino-5-methylbenzenesulfonic acid
CAS88-44-8EC201-831-3
Category
Dye & Pigment
Compound Class
Amine
Primary Use
Pigment intermediate
2-Amino-5-methylbenzenesulfonic acid is an organic compound used as a pigment intermediate. Its structure features an aromatic ring with both an amino group and a sulfonic acid group, contributing to its utility in dye and pigment manufacturing.
Pigment intermediate
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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CAS 88-44-8
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Safety Reference
Danger
H314Causes severe skin burns and eye damage
Identifiers
IUPAC Name
2-amino-5-methylbenzenesulfonic acid
InChIKey
LTPSRQRIPCVMKQ-UHFFFAOYSA-N
SMILES
CC1=CC(=C(C=C1)N)S(=O)(=O)O
Synonyms (26)
- PTMS
- PTMSA
- 4-METHYL-2-SULFOANILINE
- 6-Amino-m-toluensulfonic acid
- P-TOLUIDINE-M-SULFONIC ACID
- Ptmsptmsa
- Red 4B acid
- p-Toluidine-2-sulfonic Acid